Home / 527,074.02-727,348.68-294,502.77

Finding the Fourth Proportional to 527,074.02, 727,348.68 and 294,502.77

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Solution

The fourth proportional to 527,074.02, 727,348.68 and 294,502.77 is: 406,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,074.02 : 727,348.68 = 294,502.77 : x
  2. Step 2: Convert to fraction form
    527,074.02/727,348.68 = 294,502.77/x
  3. Step 3: Cross multiply
    527,074.02x = 727,348.68 × 294,502.77
  4. Step 4: Simplify right side
    527,074.02x = 214,206,201,015.84
  5. Step 5: Solve for x
    x = 214,206,201,015.84/527,074.02
  6. Step 6: Final answer
    x = 406,406.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.